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Federated Learning (FL) is a machine learning paradigm that allows decentralized clients to learn collaboratively without sharing their private data. However, excessive computation and communication demands pose challenges to current FL…

Cryptography and Security · Computer Science 2022-09-22 Yue Tan , Guodong Long , Jie Ma , Lu Liu , Tianyi Zhou , Jing Jiang

Personalized federated learning (PFL) has garnered significant attention for its ability to address heterogeneous client data distributions while preserving data privacy. However, when local client data is limited, deep learning models…

Distributed, Parallel, and Cluster Computing · Computer Science 2025-04-24 Ying Chang , Xiaohu Shi , Xiaohui Zhao , Zhaohuang Chen , Deyin Ma

In real-world federated learning scenarios, participants could have their own personalized labels which are incompatible with those from other clients, due to using different label permutations or tackling completely different tasks or…

Machine Learning · Computer Science 2022-02-02 Wonyong Jeong , Sung Ju Hwang

Federated learning (FL) is a promising approach that enables distributed clients to collaboratively train a global model while preserving their data privacy. However, FL often suffers from data heterogeneity problems, which can…

Machine Learning · Computer Science 2023-11-29 Ye Lin Tun , Minh N. H. Nguyen , Chu Myaet Thwal , Jinwoo Choi , Choong Seon Hong

Federated learning (FL) is severely challenged by non-independent and identically distributed (non-IID) client data, a problem that degrades global model performance, especially in multimodal perception settings. Conventional methods often…

Computer Vision and Pattern Recognition · Computer Science 2026-03-23 Jing Liu , Zhengliang Guo , Yan Wang , Xiaoguang Zhu , Yao Du , Zehua Wang , Victor C. M. Leung

Federated learning (FL) is a privacy-preserving machine learning paradigm that enables collaborative model training across multiple distributed clients without disclosing their raw data. Personalized federated learning (pFL) has gained…

Machine Learning · Computer Science 2025-08-28 Tiandi Ye , Wenyan Liu , Kai Yao , Lichun Li , Shangchao Su , Cen Chen , Xiang Li , Shan Yin , Ming Gao

Supervised deep learning needs a large amount of labeled data to achieve high performance. However, in medical imaging analysis, each site may only have a limited amount of data and labels, which makes learning ineffective. Federated…

Image and Video Processing · Electrical Eng. & Systems 2022-04-26 Yawen Wu , Dewen Zeng , Zhepeng Wang , Yiyu Shi , Jingtong Hu

Personalized Federated Learning (PFL) enables a collection of agents to collaboratively learn individual models without sharing raw data. We propose a new PFL approach in which each agent optimizes a weighted combination of all agents'…

Machine Learning · Computer Science 2026-03-04 Jean-Baptiste Fermanian , Batiste Le Bars , Aurélien Bellet

Federated learning (FL) enables collaborative model training across decentralized clients without sharing local data, but is challenged by heterogeneity in data, computation, and communication. Pretrained vision-language models (VLMs), with…

Machine Learning · Computer Science 2025-06-27 Yuguang Zhang , Kuangpu Guo , Zhihe Lu , Yunbo Wang , Jian Liang

Traditional Federated Learning (FL) methods encounter significant challenges when dealing with heterogeneous data and providing personalized solutions for non-IID scenarios. Personalized Federated Learning (PFL) approaches aim to address…

Machine Learning · Computer Science 2025-11-11 Yasaman Saadati , Mohammad Rostami , M. Hadi Amini

Federated Learning (FL) enables multiple nodes to collaboratively train a model without sharing raw data. However, FL systems are usually deployed in heterogeneous scenarios, where nodes differ in both data distributions and participation…

Machine Learning · Computer Science 2026-02-13 Hongliang Zhang , Jiguo Yu , Guijuan Wang , Wenshuo Ma , Tianqing He , Baobao Chai , Chunqiang Hu

As a promising paradigm federated Learning (FL) is widely used in privacy-preserving machine learning, which allows distributed devices to collaboratively train a model while avoiding data transmission among clients. Despite its immense…

Machine Learning · Computer Science 2023-08-29 Jinglong Shen , Xiucheng Wang , Nan Cheng , Longfei Ma , Conghao Zhou , Yuan Zhang

Federated learning (FL) enables distributed training with private client data, but its convergence is hindered by system heterogeneity under realistic communication scenarios. Most FL schemes addressing system heterogeneity utilize global…

Machine Learning · Computer Science 2025-09-19 Keumseo Ryum , Jinu Gong , Joonhyuk Kang

Federated Learning (FL) empowers multiple clients to collaboratively train machine learning models without sharing local data, making it highly applicable in heterogeneous Internet of Things (IoT) environments. However, intrinsic…

Machine Learning · Computer Science 2025-01-29 Xi Chen , Qin Li , Haibin Cai , Ting Wang

Federated Learning (FL) is often impeded by communication overhead issues. Prompt tuning, as a potential solution, has been introduced to only adjust a few trainable parameters rather than the whole model. However, current single-modality…

Machine Learning · Computer Science 2023-10-10 Zihao Zhao , Zhenpeng Shi , Yang Liu , Wenbo Ding

Federated Learning (FL) is a distributed learning scheme to train a shared model across clients. One common and fundamental challenge in FL is that the sets of data across clients could be non-identically distributed and have different…

Machine Learning · Computer Science 2023-05-23 Junyi Zhu , Xingchen Ma , Matthew B. Blaschko

Federated Learning (FL) is a learning paradigm that protects privacy by keeping client data on edge devices. However, optimizing FL in practice can be difficult due to the diversity and heterogeneity of the learning system. Despite recent…

Machine Learning · Computer Science 2023-02-21 Yongxin Guo , Tao Lin , Xiaoying Tang

Federated Learning (FL) is a privacy-preserving machine learning technique that allows decentralized collaborative model training across a set of distributed clients, by avoiding raw data exchange. A fundamental component of FL is the…

Machine Learning · Computer Science 2025-05-20 Sara Alosaime , Arshad Jhumka

Recent advancements in federated learning (FL) have greatly facilitated the development of decentralized collaborative applications, particularly in the domain of Artificial Intelligence of Things (AIoT). However, a critical aspect missing…

Artificial Intelligence · Computer Science 2024-01-25 Ziyan An , Taylor T. Johnson , Meiyi Ma

Personalized federated learning (PFL) addresses a critical challenge of collaboratively training customized models for clients with heterogeneous and scarce local data. Conventional federated learning, which relies on a single consensus…

Machine Learning · Computer Science 2025-10-24 Ke Xing , Yanjie Dong , Xiaoyi Fan , Runhao Zeng , Victor C. M. Leung , M. Jamal Deen , Xiping Hu
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